Checking mechanism with a curvature trigger appendage for door closers



A portion of the disclosure of this patent document contains material which is subject to copyright protection. The copyright owner has no obligation to the facsimile reproduction by anyone of the patent document or the patent disclosure, as it appears in the Patent and Trademark Office patent file or records, but otherwise reserves all copyright whatsoever.

FIG. 1 is a top plan view of the first embodiment of a checking mechanism with a curvature trigger appendage for door closers.

FIG. 2 is a left side elevational view thereof, the right side being a mirror image of that shown.

FIG. 3 is a top, front, and right side perspective view thereof.

FIG. 4 is a front elevational view thereof; and,

FIG. 5 is a front elevational view of the second embodiment of a checking mechanism with a curvature trigger appendage for door closers, the only difference being the aperture wherein all other surfaces are the same as in the first embodiment. 

The ornamental design for a checking mechanism with a curvature trigger appendage for door closers. 